A person shot and killed an innocent bystander during a “No Kings” protest in Salt Lake City, Utah on Saturday.

The "No Kings" protest in Salt Lake City was struck by violence when a man allegedly brandished a rifle near the crowd.

A man who was believed to be part of a peacekeeping team for the “No Kings” protest in Salt Lake City shot at a person who was brandishing a rifle at demonstrators, striking both the rifleman and a bystander who later died at the hospital, authorities said Sunday.